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Postal code 17-307 – Mielnik

Mielnik, Mielnik municipality, siemiatycki county, podlaskie voivodeship

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Code 17-307:
localities
23
streets
37
buildings
648

Postal code 17-307 is used in 23 localities, including Mielnik, Niemirów, Adamowo, Adamowo-Zastawa, Grabowiec (Mielnik municipality, siemiatycki county, podlaskie voivodeship). It covers 648 buildings on 37 streets – the full list with house numbers is below.

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Location
23 localities
Mielnik municipality · siemiatycki county
podlaskie voivodeship

Which streets have postal code 17-307?

ul. Biała · MielnikNumbers: 1B, 2, 2A, 4–6, 8, 10A, 10B, 12, 14–24, 26, 26A, 26AA, 28, 30, 32, 34ul. Brzeska · MielnikNumbers: 2C, 3, 7, 10–11, 14–15, 20, 22–27, 29–38, 38A, 39–44, 44A, 44B, 45–49, 51–54, 54A, 55–58, 58B, 59–63, 65, 67, 69, 71–79, 83–86, 88–91, 93–96, 96A, 97–100, 100A, 101–106, 106A, 107–115, 116A, 116B, 117–124, 124A, 125–130, 130B, 131–151, 151A, 152, 152A, 153, 153A, 155–156, 160, 162, 164, 166, 168, 170, 172A, 172B, 174, 178, 180, 182, 184, 186, 188, 190, 192, 194, 196, 196A, 198, 200, 202, 206, 208, 210, 212, 214, 216, 218, 220, 222, 232, 238ul. Bugowa · MielnikNumbers: 1–9, 9A, 10–14, 14A, 15–17, 17A, 18–19, 21ul. Dębowa · MielnikNumbers: 2, 5, 15, 17, 23ul. Górna · MielnikNumbers: 1, 3, 3A, 4–10ul. Graniczna · MielnikNumbers: 3, 5ul. Królewska · MielnikNumbers: 1–2, 4–8, 10–11, 11A, 12–20, 22–23, 23A, 24–25, 26B, 27, 30, 32A, 33, 34A, 34B, 40, 42, 48A, 48Bul. Krótka · MielnikNumbers: 1–3ul. Miodowa · MielnikNumbers: 2, 4, 6–7, 9–11, 16, 24ul. Mostowa · MielnikNumbers: 1, 2A, 2B, 3–12, 14ul. Ogrodowa · MielnikNumbers: 3, 13, 20A, 28, 32A, 32B, 32Cul. Piaskowa · MielnikNumbers: 1D, 3, 7–8, 12B, 12C, 14–15, 17, 19–24, 26–34, 36, 38ul. Polna · MielnikNumbers: 2–4, 5C, 6, 7A, 7B, 7C, 8–9, 9A, 10–14ul. Popław · MielnikNumbers: 1–3, 6, 8, 17ul. Przemysłowa · MielnikNumbers: 1–2, 15ul. Sadowa · MielnikNumbers: 1A, 1B, 1C, 2, 2A, 3–10, 10A, 11–17, 17A, 17B, 18, 20, 22, 24, 29, 31, 33, 37, 39, 41, 43, 45ul. Ścianka · MielnikNumbers: 11ul. Słoneczna · MielnikNumbers: 3ul. Stanisława Dubois · MielnikNumbers: 1–4, 4A, 5–17, 19, 21ul. Stary Trakt · MielnikNumbers: 1–8, 10, 12, 31, 33, 45ul. Strażacka · MielnikNumbers: 10ul. Tadeusza Kościuszki · MielnikNumbers: 1, 1A, 2–5, 5A, 6–10ul. Tarasowa · MielnikNumbers: 4, 6, 10ul. Uroczysko · MielnikNumbers: 4–5ul. Wajkowska · MielnikNumbers: 6ul. Wesoła · MielnikNumbers: 1–2, 4, 6, 8ul. Widokowa · MielnikNumbers: 5, 7ul. Zacisze · MielnikNumbers: 1–2ul. Zamiejska · MielnikNumbers: 1, 3, 7, 9, 11–12, 14, 16, 18, 20, 22A, 22B, 24, 26, 28ul. Zaszkolna · MielnikNumbers: 1–2, 14, 16ul. Brzeska · NiemirówNumbers: 1–5, 5A, 5B, 6–19, 19A, 19B, 20–39, 41, 43, 45, 47, 49A, 49B, 51, 51A, 53ul. Cmentarna · NiemirówNumbers: 1–5, 5A, 5B, 6–7, 7A, 8–9, 12–13, 15, 17, 19, 23, 25, 27ul. Jana Mamerta Hancewicza · NiemirówNumbers: 3ul. Kapliczysko · NiemirówNumbers: 1–8ul. Szpitalna · NiemirówNumbers: 1–15, 16A, 16B, 17, 27ul. Wyzwolenia · NiemirówNumbers: 1–8, 11–16, 22ul. Zamkowa · NiemirówNumbers: 1–48, 48A, 50

Which localities have postal code 17-307?

MielnikNiemirówAdamowoAdamowo-ZastawaGrabowiecHomotyKońskie GóryKoterkaKudeliczeMaćkowiczeMętnaMoszczona KrólewskaOksiutyczeOlchowiczeOsłowoPawłowiczePorębyRadziwiłłówkaStankowiczeSutnoTokaryWajkówWilanowo

How to address a letter or parcel in Poland?

Jan Kowalski
ul. Biała 1
17-307 Mielnik

Write the postal code in the 00-000 format on the last line, before the town name. Put the recipient's full name on the first line and the street with building and flat number on the second. For mail from abroad, add POLAND as the final line.

Frequently asked questions

What address does postal code 17-307 cover?

Postal code 17-307 covers 23 localities: Mielnik, Niemirów, Adamowo, Adamowo-Zastawa, Grabowiec, Homoty, Końskie Góry, Koterka, Kudelicze, Maćkowicze and more, including streets: Biała, Brzeska, Bugowa, Dębowa, Górna (siemiatycki county, podlaskie voivodeship).

Where is postal code 17-307?

In podlaskie voivodeship, siemiatycki county, Poland.

Is postal code 17-307 enough to send a parcel?

No – always write the postal code together with the town or post office name and the full address (street and building number, or the village name with the house number).

Which postal codes are next to 17-307?

17-30617-312

Which municipality and county does 17-307 belong to?

The 17-307 area (Mielnik) lies in Mielnik municipality (gmina), in siemiatycki county (powiat), podlaskie voivodeship, Poland. Centre of the area based on address points: 52.3277, 23.0506.

Where does this data come from?

Localities and postal codes come from the public TERYT registers (Statistics Poland), while streets, building numbers and locations come from the National Register of Boundaries (GUGiK). Data as of 12.11.2026. This site is not affiliated with Poczta Polska; for important shipments, confirm the code at a post office. More about sources